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1. Some one who performs a shadyact with stealth several times and never gets caught in the act.

2. Another name for HIV or Aids

3. A derrogatory way to point out people of asian decent.
1. Ricky snatched that bitch up from Danny, he pulled dat ninja.

2. You heard about Joan, she caught dat ninja.

3. Have you seen marc? Not the white guy dat ninja.
by mrmyz December 04, 2005
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